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/*
* Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006, 2007, 2008 Rob Buis <buis@kde.org>
* Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "SVGClipPathElement.h"
#include "Document.h"
#include "RenderSVGResourceClipper.h"
#include "SVGNames.h"
#include "SVGTransformList.h"
#include "StyleResolver.h"
#include <wtf/NeverDestroyed.h>
namespace WebCore {
// Animated property definitions
DEFINE_ANIMATED_ENUMERATION(SVGClipPathElement, SVGNames::clipPathUnitsAttr, ClipPathUnits, clipPathUnits, SVGUnitTypes::SVGUnitType)
DEFINE_ANIMATED_BOOLEAN(SVGClipPathElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)
BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGClipPathElement)
REGISTER_LOCAL_ANIMATED_PROPERTY(clipPathUnits)
REGISTER_LOCAL_ANIMATED_PROPERTY(externalResourcesRequired)
REGISTER_PARENT_ANIMATED_PROPERTIES(SVGGraphicsElement)
END_REGISTER_ANIMATED_PROPERTIES
inline SVGClipPathElement::SVGClipPathElement(const QualifiedName& tagName, Document& document)
: SVGGraphicsElement(tagName, document)
, m_clipPathUnits(SVGUnitTypes::SVG_UNIT_TYPE_USERSPACEONUSE)
{
ASSERT(hasTagName(SVGNames::clipPathTag));
registerAnimatedPropertiesForSVGClipPathElement();
}
Ref<SVGClipPathElement> SVGClipPathElement::create(const QualifiedName& tagName, Document& document)
{
return adoptRef(*new SVGClipPathElement(tagName, document));
}
bool SVGClipPathElement::isSupportedAttribute(const QualifiedName& attrName)
{
static NeverDestroyed<HashSet<QualifiedName>> supportedAttributes;
if (supportedAttributes.get().isEmpty()) {
SVGLangSpace::addSupportedAttributes(supportedAttributes);
SVGExternalResourcesRequired::addSupportedAttributes(supportedAttributes);
supportedAttributes.get().add(SVGNames::clipPathUnitsAttr);
}
return supportedAttributes.get().contains<SVGAttributeHashTranslator>(attrName);
}
void SVGClipPathElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
{
if (name == SVGNames::clipPathUnitsAttr) {
auto propertyValue = SVGPropertyTraits<SVGUnitTypes::SVGUnitType>::fromString(value);
if (propertyValue > 0)
setClipPathUnitsBaseValue(propertyValue);
return;
}
SVGGraphicsElement::parseAttribute(name, value);
SVGExternalResourcesRequired::parseAttribute(name, value);
}
void SVGClipPathElement::svgAttributeChanged(const QualifiedName& attrName)
{
if (!isSupportedAttribute(attrName)) {
SVGGraphicsElement::svgAttributeChanged(attrName);
return;
}
InstanceInvalidationGuard guard(*this);
if (RenderObject* object = renderer())
object->setNeedsLayout();
}
void SVGClipPathElement::childrenChanged(const ChildChange& change)
{
SVGGraphicsElement::childrenChanged(change);
if (change.source == ChildChangeSourceParser)
return;
if (RenderObject* object = renderer())
object->setNeedsLayout();
}
RenderPtr<RenderElement> SVGClipPathElement::createElementRenderer(Ref<RenderStyle>&& style, const RenderTreePosition&)
{
return createRenderer<RenderSVGResourceClipper>(*this, WTFMove(style));
}
}
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